LTI LSC-192 Servo Motors LSC-192-2-20-560-P6B0R1PM0

Technical Dossier

Product Details And Specifications

LTI LSC-192 Series Technical Notes

The Evolution of LSC-192 Architecture

The LSC-192 series was introduced as part of LTI's second-generation servo motor platform, succeeding earlier LSC-140 and LSC-165 frame motors that served lighter-duty applications. The core architectural shift in the LSC-192 generation was the adoption of rare-earth permanent magnet (REPM) rotor construction, replacing earlier ferrite-magnet designs. This transition delivered a significant improvement in continuous torque density (Nm/kg) and reduced rotor inertia, enabling faster dynamic response in high-cycle applications such as packaging machinery and CNC axis drives.

Early LSC-192 variants used single-turn resolvers as the standard feedback device. As digital motion control became prevalent through the 1990s and 2000s, LTI introduced encoder-equipped variants (incremental and absolute multi-turn) to support digital drive interfaces. The suffix structure in the model number encodes these options: feedback type, winding voltage class, brake configuration, shaft and connector options are all embedded in the alphanumeric string following the base frame designation.

The LSC-192 series has entered the mature/end-of-life phase of its product lifecycle. LTI (subsequently absorbed into the broader Lenze group ecosystem) has transitioned new design-ins toward the MCS and GSS servo motor families. However, the installed base of LSC-192 units in legacy DCS and CNC systems remains substantial, and replacement units are not directly form-factor compatible with newer series without mechanical and electrical adaptation. This makes long-term spare parts availability a critical operational concern for maintenance engineers.

LSC-192 Full Catalog & Functionalities (SKU List)

The following SKUs represent verified models within the LTI LSC-192 servo motor series, organized by winding and configuration class. Each entry reflects a distinct combination of continuous stall torque, rated speed, feedback device, brake option, and connector type as encoded in the model suffix.

LSC-192-2-20-560-P6B0R1PM0: 192-frame, 2-pole, 20 Nm cont. torque, 560V class, resolver feedback, no brake, standard shaft
LSC-192-2-20-560-P6B0R1PM1: Same base spec as PM0 with alternate connector pinout configuration
LSC-192-2-30-560-P6B0R1PM0: 30 Nm continuous stall torque variant, 560V class, resolver, no brake
LSC-192-2-30-560-P6B1R1PM0: 30 Nm, 560V, resolver feedback, with integrated spring-set holding brake
LSC-192-2-40-560-P6B0R1PM0: 40 Nm continuous torque, 560V winding, resolver, no brake, standard shaft
LSC-192-2-40-560-P6B1R1PM0: 40 Nm, 560V, resolver, with holding brake option
LSC-192-2-20-400-P6B0R1PM0: 20 Nm, 400V class winding, resolver feedback, no brake
LSC-192-2-30-400-P6B0R1PM0: 30 Nm, 400V class, resolver, no brake
LSC-192-2-30-400-P6B1R1PM0: 30 Nm, 400V, resolver, with integrated brake
LSC-192-2-40-400-P6B0R1PM0: 40 Nm, 400V winding class, resolver, no brake
LSC-192-2-20-560-P6B0E1PM0: 20 Nm, 560V, incremental encoder feedback variant (replaces resolver suffix R1 with E1)
LSC-192-2-30-560-P6B0E1PM0: 30 Nm, 560V, incremental encoder, no brake
LSC-192-2-40-560-P6B0E1PM0: 40 Nm, 560V, incremental encoder, no brake
LSC-192-2-30-560-P6B0A1PM0: 30 Nm, 560V, absolute multi-turn encoder, no brake
LSC-192-2-40-560-P6B1A1PM0: 40 Nm, 560V, absolute encoder, with holding brake
LSC-192-4-20-560-P6B0R1PM0: 4-pole winding variant, 20 Nm, 560V, resolver, no brake — lower rated speed range
LSC-192-4-30-560-P6B0R1PM0: 4-pole, 30 Nm, 560V, resolver, no brake

Quality Control for the LSC-192 Range

The LSC-192 series presents specific inspection requirements due to its resolver/encoder feedback integration and multi-pole permanent magnet rotor construction. DriveKNMS applies the following test protocol to all LSC-192 units processed through its facility: